chore: release main

[StefanSteiner]

🤖 I have created a release beep boop

0.7.0

0.7.0 (2026-07-11)

⚠ BREAKING CHANGES

• kv: MCP KV tools: 5 improvements from dogfooding (value_path, overwrite signal, size reporting, batch ops, JSON-query docs) #192 KV MCP LLM ergonomics — created signal, batch, size, value_path, JSON docs (#193)
• kv: async set/set_as/set_batch return SetOutcome/BatchSetOutcome
• kv: async twin — reshape AsyncKvStore set/set_as/set_batch
• kv: sync set/set_as/set_batch return SetOutcome/BatchSetOutcome
• commits the plan produces, per release-please.

Features

• commits the plan produces, per release-please. (f6e5789)
• kv: #192 KV MCP LLM ergonomics — created signal, batch, size, value_path, JSON docs (#193) (52a3ba0)
• kv: add async set_if_absent/byte_size/entries/set_batch_if_absent (a166813)
• kv: add set_if_absent and set_batch_if_absent to AsyncKvStore (d116b12)
• kv: add sync KvStore::byte_size and entries (aea9ea5)
• kv: add sync KvStore::set_batch_if_absent atomic guard (4a88aa3)
• kv: add sync KvStore::set_if_absent write guard (4f1ca85)
• kv: async set/set_as/set_batch return SetOutcome/BatchSetOutcome (6af0649)
• kv: async twin — reshape AsyncKvStore set/set_as/set_batch (89a7767)
• kv: sync set/set_as/set_batch return SetOutcome/BatchSetOutcome (5aeab78)
• mcp: add kv_set_many atomic batch write tool (34f15f7)
• mcp: add values flag to kv_list for whole-store reads (f0b3527)
• mcp: kv_set reports created/value_bytes, adds overwrite guard + value_path (fd89084)
• mcp: kv_size reports total value bytes (0967c05)

Bug Fixes

• mcp: #192 cap kv_set value_path file size before reading (0fda8ec)
• mcp: preserve PermissionDenied and steer JSON errors to ::json cast (e1acbcd)

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